Re: [PATCH v15 06/11] s390x/cpu topology: interception of PTF instruction

2023-02-07 Thread Pierre Morel
On 2/7/23 12:27, Nina Schoetterl-Glausch wrote: On Tue, 2023-02-07 at 10:59 +0100, Pierre Morel wrote: On 2/6/23 19:34, Nina Schoetterl-Glausch wrote: On Wed, 2023-02-01 at 14:20 +0100, Pierre Morel wrote: ... [...] /** @@ -137,6 +225,21 @@ static void s390_topology_cpu_default(

Re: [PATCH v15 06/11] s390x/cpu topology: interception of PTF instruction

2023-02-07 Thread Nina Schoetterl-Glausch
On Tue, 2023-02-07 at 10:59 +0100, Pierre Morel wrote: > > On 2/6/23 19:34, Nina Schoetterl-Glausch wrote: > > On Wed, 2023-02-01 at 14:20 +0100, Pierre Morel wrote: > > > When the host supports the CPU topology facility, the PTF > > > instruction with function code 2 is interpreted by the SIE, >

Re: [PATCH v15 06/11] s390x/cpu topology: interception of PTF instruction

2023-02-07 Thread Pierre Morel
On 2/6/23 19:34, Nina Schoetterl-Glausch wrote: On Wed, 2023-02-01 at 14:20 +0100, Pierre Morel wrote: When the host supports the CPU topology facility, the PTF instruction with function code 2 is interpreted by the SIE, provided that the userland hypervizor activates the interpretation by us

Re: [PATCH v15 06/11] s390x/cpu topology: interception of PTF instruction

2023-02-06 Thread Nina Schoetterl-Glausch
On Wed, 2023-02-01 at 14:20 +0100, Pierre Morel wrote: > When the host supports the CPU topology facility, the PTF > instruction with function code 2 is interpreted by the SIE, > provided that the userland hypervizor activates the interpretation > by using the KVM_CAP_S390_CPU_TOPOLOGY KVM extensio

Re: [PATCH v15 06/11] s390x/cpu topology: interception of PTF instruction

2023-02-06 Thread Pierre Morel
On 2/6/23 12:38, Thomas Huth wrote: On 01/02/2023 14.20, Pierre Morel wrote: When the host supports the CPU topology facility, the PTF instruction with function code 2 is interpreted by the SIE, provided that the userland hypervizor activates the interpretation s/hypervizor/hypervisor/ gr

Re: [PATCH v15 06/11] s390x/cpu topology: interception of PTF instruction

2023-02-06 Thread Thomas Huth
On 01/02/2023 14.20, Pierre Morel wrote: When the host supports the CPU topology facility, the PTF instruction with function code 2 is interpreted by the SIE, provided that the userland hypervizor activates the interpretation s/hypervizor/hypervisor/ by using the KVM_CAP_S390_CPU_TOPOLOGY KVM